diff options
author | David Sterba <dsterba@suse.cz> | 2015-01-06 18:54:48 +0100 |
---|---|---|
committer | David Sterba <dsterba@suse.cz> | 2015-01-06 18:56:01 +0100 |
commit | 1f7ea87871d9bd743d31618f96e1a3f2dd5bde91 (patch) | |
tree | ad574322c9724721b21a64a58fa41eb487ad3bbd /btrfs-convert.c | |
parent | fe283a4fc32e28c9f83d5e9faec4b8f8375daeb0 (diff) |
btrfs-progs: convert, handle pwrite error in do_rollback
Resolves-coverity-id: 1242984
Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'btrfs-convert.c')
-rw-r--r-- | btrfs-convert.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/btrfs-convert.c b/btrfs-convert.c index c503bf6e..bbd19bbc 100644 --- a/btrfs-convert.c +++ b/btrfs-convert.c @@ -2675,6 +2675,12 @@ next_extent: if (bytenr >= total_bytes) break; ret = pwrite(fd, buf, sectorsize, bytenr); + if (ret != sectorsize) { + fprintf(stderr, + "error during zeroing supreblock %d: %d\n", + i, ret); + goto fail; + } } sb_bytenr = (u64)-1; |